CN220348954U - In-mold hot-cutting injection mold - Google Patents
In-mold hot-cutting injection mold Download PDFInfo
- Publication number
- CN220348954U CN220348954U CN202322369766.4U CN202322369766U CN220348954U CN 220348954 U CN220348954 U CN 220348954U CN 202322369766 U CN202322369766 U CN 202322369766U CN 220348954 U CN220348954 U CN 220348954U
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- cutter
- die
- mold
- cutter groove
- groove
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- 238000002347 injection Methods 0.000 title claims abstract description 24
- 239000007924 injection Substances 0.000 title claims abstract description 24
- 238000005520 cutting process Methods 0.000 title claims abstract description 13
- 238000001746 injection moulding Methods 0.000 claims abstract description 22
- 230000005540 biological transmission Effects 0.000 claims abstract description 16
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 239000002994 raw material Substances 0.000 abstract description 7
- 239000000463 material Substances 0.000 abstract description 5
- 230000002035 prolonged effect Effects 0.000 abstract description 5
- 239000004033 plastic Substances 0.000 description 7
- 229920003023 plastic Polymers 0.000 description 7
- 238000000465 moulding Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000003381 stabilizer Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model relates to the technical field of injection molds, in particular to an in-mold hot-cutting injection mold, which comprises a lower mold and an upper mold, wherein an injection mold groove is formed in the upper mold, and a feed inlet, an exhaust port and a cutter groove are formed in two sides of the upper mold; there is two motors of going out the axle on the last mould, there is eccentric pivot at the both ends of two motors of going out the axle, has the transfer line in the eccentric pivot, has the striker plate in the cutter groove, has the cylinder on the last mould, has the cutter on the cylinder. According to the utility model, the material baffle plate is arranged in the cutter groove, the double-output shaft motor enables the transmission rod to slide up and down through the eccentric rotating shaft, when the transmission rod slides to the bottommost point, the material baffle plate can cover the cutter groove, at the moment, injection molding raw materials can be effectively prevented from rushing into the cutter groove, the purpose of protecting the cutter is further achieved, the probability of cutter collapse is reduced, the service life of the cutter is prolonged, meanwhile, the replacement frequency of the cutter is also reduced, the labor intensity of workers is reduced, and the production efficiency of injection molding products is improved.
Description
Technical Field
The utility model relates to an injection mold, in particular to an in-mold hot-cutting injection mold.
Background
After injection molding, a worker needs to trim the pouring gate, in order to save more effort, a cutter is ejected from a top plate to cut off the pouring gate during mold opening, and the two methods are all to cut after mold opening, and because the plastic is cooled at the moment, the sheared pouring gate surface is not attractive, the pouring gate can be trimmed and leveled by repeated manual trimming, and in-mold hot cutting is to cut or squeeze the pouring gate before the plastic mold is not opened, so that the automatic mold injection molding process for separating the materials of the piece is realized after the plastic mold is opened.
In the prior art, a cutter groove is formed in a die, a cutter is installed in the cutter groove, and the cutter needs to be in contact with a finished product for cutting, so that the cutter groove needs to be communicated with a feed inlet or an exhaust port, and therefore injection molding raw materials possibly rush into the cutter groove in the injection molding process of the die to cause cutter groove blockage, an air cylinder is started after solidification of the injection molding raw materials, the cutter edge of the cutter is possibly broken, the service life of the cutter is shortened, the cutter needs to be replaced frequently, the labor intensity of workers is improved, and the production efficiency of injection molding of the die is reduced.
Accordingly, there is a need for improvements in-mold hot-cut injection molds to address the above-described problems.
Disclosure of Invention
The utility model aims to provide an in-mold hot-cutting injection mold, wherein a baffle plate is arranged in a cutter groove, a double-output-shaft motor enables a transmission rod to slide up and down through an eccentric rotating shaft, when the transmission rod slides to the bottommost point, the baffle plate can cover the cutter groove, at the moment, injection molding raw materials can be effectively prevented from rushing into the cutter groove, the purpose of protecting the cutter is further achieved, the breakage probability of the cutter is reduced, the service life of the cutter is prolonged, the replacement frequency of the cutter is reduced, the labor intensity of workers is reduced, and the production efficiency of injection molding products is improved.
In order to achieve the above purpose, the main technical scheme adopted by the utility model comprises the following steps:
the in-mold hot-cutting injection mold comprises a lower mold and an upper mold vertically arranged on the lower mold in a sliding manner, wherein an injection mold groove is fixedly formed in the upper mold, a feed inlet and an exhaust port are formed in two sides of the upper mold, the feed inlet and the exhaust port are communicated with the injection mold groove, and a cutter groove is formed in the upper ends of the feed inlet and the exhaust port;
the upper side fixed mounting of going up the mould has two play axle motors, the both ends fixed mounting of two play axle motors has eccentric pivot, rotate in the eccentric pivot and be connected with the transfer line, the transfer line extends to the inside in cutter groove, the inboard in cutter groove is connected with the striker plate through the hinge rotation, the transfer line pass through the elastic component with the last side fixed connection of striker plate, it is in to go up the mould the upper end fixed mounting in cutter groove has the cylinder, the output fixed mounting of cylinder has the cutter, the cutter sets up the inside in cutter groove.
Preferably, a plurality of mold closing guide rods which are uniformly distributed are fixedly arranged at the upper end of the lower mold, a mold closing guide sleeve is arranged on the cutter, and the mold closing guide rods correspond to the mold closing guide sleeve.
Preferably, a male die is fixedly arranged on the upper side surface of the lower die, and the male die corresponds to the injection molding die groove.
Preferably, the bottom end of the lower die is fixedly provided with a plurality of rubber supporting feet which are uniformly distributed.
Preferably, an upper die mounting block is fixedly arranged at the upper end of the upper die, and the upper die mounting block is arranged at two sides of the double-output-shaft motor.
Preferably, a motor shaft fixing block is fixedly arranged on the upper side surface of the upper die, and an output shaft of the double-output-shaft motor is rotatably arranged in the motor shaft fixing block.
Preferably, the bottom fixed mounting of cylinder has the telescopic link, the cutter passes through bolt fixed mounting on the telescopic link.
The utility model has at least the following beneficial effects:
according to the utility model, the material baffle plate is arranged in the cutter groove, the double-output shaft motor enables the transmission rod to slide up and down through the eccentric rotating shaft, when the transmission rod slides to the bottommost point, the material baffle plate can cover the cutter groove, at the moment, injection molding raw materials can be effectively prevented from rushing into the cutter groove, the purpose of protecting the cutter is further achieved, the probability of cutter collapse is reduced, the service life of the cutter is prolonged, meanwhile, the replacement frequency of the cutter is also reduced, the labor intensity of workers is reduced, and the production efficiency of injection molding products is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application. In the drawings:
FIG. 1 is an overall elevation of the present utility model;
FIG. 2 is a schematic cross-sectional view of the present utility model;
FIG. 3 is an enlarged schematic view of FIG. 2A in accordance with the present utility model;
FIG. 4 is a block diagram of the first embodiment of the present utility model;
fig. 5 is a diagram showing a second embodiment of the present utility model.
In the figure, 1, a lower die; 2. an upper die; 3. injection molding a mold cavity; 4. a feed inlet; 5. an exhaust port; 6. a cutter groove; 7. a double-output shaft motor; 8. an eccentric rotating shaft; 9. a transmission rod; 10. a striker plate; 11. a cylinder; 12. a cutter; 13. a die assembly guide rod; 14. closing the die guide sleeve; 15. a male die; 16. rubber feet; 17. an upper die mounting block; 18. a motor shaft fixing block; 19. a telescopic rod.
Detailed Description
The embodiments of the present application will be described in detail below with reference to the accompanying drawings and examples, so that the implementation process of how the technical means are applied to solve the technical problems and achieve the technical effects of the present application can be fully understood and implemented accordingly.
As shown in fig. 1-5, the in-mold hot-cutting injection mold provided in this embodiment includes a lower mold 1 and an upper mold 2 vertically slidably disposed on the lower mold 1, an injection mold cavity 3 is fixedly disposed on the upper mold 2, two sides of the upper mold 2 are provided with a feed inlet 4 and an exhaust port 5, the feed inlet 4 and the exhaust port 5 are communicated with the injection mold cavity 3, and the upper mold 2 is provided with a cutter groove 6 at the upper ends of the feed inlet 4 and the exhaust port 5;
the upper side surface of the upper die 2 is fixedly provided with a double-output-shaft motor 7, two ends of the double-output-shaft motor 7 are fixedly provided with eccentric rotating shafts 8, the eccentric rotating shafts 8 are rotationally connected with a transmission rod 9, the transmission rod 9 extends to the inside of the cutter groove 6, the inside of the cutter groove 6 is rotationally connected with a striker plate 10 through a hinge, the transmission rod 9 is fixedly connected with the upper side surface of the striker plate 10 through an elastic piece, the upper die 2 is fixedly provided with an air cylinder 11 at the upper end of the cutter groove 6, the output end of the air cylinder 11 is fixedly provided with a cutter 12, and the cutter 12 is arranged in the cutter groove 6; be provided with striker plate 10 in cutter groove 6, two play axle motor 7 make transfer line 9 slide from top to bottom through eccentric pivot 8, when transfer line 9 slides to the bottommost, can make striker plate 10 cover up cutter groove 6, can effectively avoid the raw materials of moulding plastics to gush into cutter groove 6 this moment, and then reached the purpose of protection cutter 12, reduced the probability that cutter 12 is broken, thereby prolonged cutter 12's life, also reduced cutter 12's frequency of changing simultaneously, reduced staff's intensity of labour, be favorable to improving the production efficiency of the product of moulding plastics.
Further, as shown in fig. 1 and 2, a plurality of mold closing guide rods 13 which are uniformly distributed are fixedly arranged at the upper end of the lower mold 1, a mold closing guide sleeve 14 is arranged on the cutter 12, and the mold closing guide rods 13 correspond to the mold closing guide sleeves 14, so that the mold closing guide function can be realized, and the upper mold 2 and the lower mold 1 are prevented from deviating during injection molding; the male die 15 is fixedly arranged on the upper side surface of the lower die 1, and the male die 15 corresponds to the injection molding cavity 3, so that the injection molding quality is improved, and the production profit of manufacturers is greatly improved; the bottom fixed mounting of bed die 1 has a plurality of evenly distributed's rubber stabilizer blade 16, and rubber stabilizer blade 16 conveniently carries and places, also can play the cushioning effect, prolongs injection mold's life.
Further, as shown in fig. 1, 2 and 4, an upper die mounting block 17 is fixedly arranged at the upper end of the upper die 2, and the upper die mounting block 17 is arranged at two sides of the double-output-shaft motor 7, so that the upper die 2 is conveniently in butt joint with a pressure cylinder, the die mounting difficulty is reduced, and the die mounting efficiency is improved; the upper side of the upper die 2 is fixedly provided with a motor shaft fixing block 18, the output shaft of the double-output-shaft motor 7 is rotationally arranged in the motor shaft fixing block 18, the motor shaft fixing block 18 plays a role in positioning the output shaft of the double-output-shaft motor 7, and the stability of the rotation of the double-output-shaft motor 17 can be improved, so that the output efficiency of the double-output-shaft motor 17 is greatly improved, and the purpose of power saving is achieved.
Still further, as shown in fig. 2, 3 and 5, the bottom end of the air cylinder 11 is fixedly provided with a telescopic rod 19, and the cutter 12 is fixedly arranged on the telescopic rod 19 through a bolt, so that the cutter 12 is conveniently driven to slide downwards for cutting, and meanwhile, the cutter 12 is also conveniently detached and later replaced, and the use is more flexible and convenient.
As shown in fig. 1 to 5, the principle of the in-mold hot-cutting injection mold provided in this embodiment is as follows:
an injection molding die groove 3 is fixedly formed in the upper die 2, a feed inlet 4 and an exhaust outlet 5 are formed in two sides of the upper die 2, the feed inlet 4 and the exhaust outlet 5 are communicated with the injection molding die groove 3, and a cutter groove 6 is formed in the upper ends of the feed inlet 4 and the exhaust outlet 5 of the upper die 2; the upper side surface of the upper die 2 is fixedly provided with a double-output-shaft motor 7, two ends of the double-output-shaft motor 7 are fixedly provided with eccentric rotating shafts 8, the eccentric rotating shafts 8 are rotationally connected with a transmission rod 9, the transmission rod 9 extends to the inside of the cutter groove 6, the inside of the cutter groove 6 is rotationally connected with a striker plate 10 through a hinge, the transmission rod 9 is fixedly connected with the upper side surface of the striker plate 10 through an elastic piece, the upper die 2 is fixedly provided with an air cylinder 11 at the upper end of the cutter groove 6, the output end of the air cylinder 11 is fixedly provided with a cutter 12, and the cutter 12 is arranged in the cutter groove 6; be provided with striker plate 10 in cutter groove 6, two play axle motor 7 make transfer line 9 slide from top to bottom through eccentric pivot 8, when transfer line 9 slides to the bottommost, can make striker plate 10 cover up cutter groove 6, can effectively avoid the raw materials of moulding plastics to gush into cutter groove 6 this moment, and then reached the purpose of protection cutter 12, reduced the probability that cutter 12 is broken, thereby prolonged cutter 12's life, also reduced cutter 12's frequency of changing simultaneously, reduced staff's intensity of labour, be favorable to improving the production efficiency of the product of moulding plastics.
Certain terms are used throughout the description and claims to refer to particular components. Those of skill in the art will appreciate that a hardware manufacturer may refer to the same component by different names. The description and claims do not take the form of an element differentiated by name, but rather by functionality. As used throughout the specification and claims, the word "comprise" is an open-ended term, and thus should be interpreted to mean "include, but not limited to. By "substantially" is meant that within an acceptable error range, a person skilled in the art can solve the technical problem within a certain error range, substantially achieving the technical effect.
It should be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a product or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such product or system. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude that an additional identical element is present in a commodity or system comprising the element.
While the foregoing description illustrates and describes the preferred embodiments of the present utility model, it is to be understood that the utility model is not limited to the forms disclosed herein, but is not to be construed as limited to other embodiments, and is capable of numerous other combinations, modifications and environments and is capable of changes or modifications within the scope of the inventive concept as described herein, either as a result of the foregoing teachings or as a result of the knowledge or technology in the relevant art. And that modifications and variations which do not depart from the spirit and scope of the utility model are intended to be within the scope of the appended claims.
Claims (7)
1. The utility model provides an in-mould hot-cutting injection mold, includes bed die (1) and vertical slip setting is in last mould (2) on bed die (1), its characterized in that: an injection molding die groove (3) is fixedly formed in the upper die (2), a feed inlet (4) and an exhaust port (5) are formed in two sides of the upper die (2), the feed inlet (4) and the exhaust port (5) are communicated with the injection molding die groove (3), and a cutter groove (6) is formed in the upper ends of the feed inlet (4) and the exhaust port (5) of the upper die (2);
the automatic cutting machine is characterized in that a double-output-shaft motor (7) is fixedly arranged on the upper side face of the upper die (2), eccentric rotating shafts (8) are fixedly arranged at the two ends of the double-output-shaft motor (7), a transmission rod (9) is connected to the eccentric rotating shafts (8) in a rotating mode, the transmission rod (9) extends to the inner portion of the cutter groove (6), a baffle plate (10) is connected to the inner side of the cutter groove (6) in a rotating mode through a hinge, the transmission rod (9) is fixedly connected with the upper side face of the baffle plate (10) through an elastic piece, an air cylinder (11) is fixedly arranged at the upper end of the cutter groove (6) of the upper die (2), a cutter (12) is fixedly arranged at the output end of the air cylinder (11), and the cutter (12) is arranged in the cutter groove (6).
2. An in-mold hot-dip injection mold according to claim 1, wherein: the upper end of the lower die (1) is fixedly provided with a plurality of die assembly guide rods (13) which are uniformly distributed, the cutter (12) is provided with a die assembly guide sleeve (14), and the die assembly guide rods (13) correspond to the die assembly guide sleeve (14).
3. An in-mold hot-dip injection mold according to claim 1, wherein: the upper side of the lower die (1) is fixedly provided with a male die (15), and the male die (15) corresponds to the injection molding cavity (3).
4. An in-mold hot-dip injection mold according to claim 1, wherein: the bottom end of the lower die (1) is fixedly provided with a plurality of rubber supporting feet (16) which are uniformly distributed.
5. An in-mold hot-dip injection mold according to claim 1, wherein: an upper die mounting block (17) is fixedly arranged at the upper end of the upper die (2), and the upper die mounting block (17) is arranged at two sides of the double-output-shaft motor (7).
6. An in-mold hot-dip injection mold according to claim 1, wherein: the upper side of the upper die (2) is fixedly provided with a motor shaft fixing block (18), and the output shaft of the double-output-shaft motor (7) is rotatably arranged in the motor shaft fixing block (18).
7. An in-mold hot-dip injection mold according to claim 1, wherein: the bottom end of the air cylinder (11) is fixedly provided with a telescopic rod (19), and the cutter (12) is fixedly arranged on the telescopic rod (19) through a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322369766.4U CN220348954U (en) | 2023-08-31 | 2023-08-31 | In-mold hot-cutting injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322369766.4U CN220348954U (en) | 2023-08-31 | 2023-08-31 | In-mold hot-cutting injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220348954U true CN220348954U (en) | 2024-01-16 |
Family
ID=89476299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322369766.4U Active CN220348954U (en) | 2023-08-31 | 2023-08-31 | In-mold hot-cutting injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220348954U (en) |
-
2023
- 2023-08-31 CN CN202322369766.4U patent/CN220348954U/en active Active
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